Download the root file kernel For root the Galaxy A7 2016 SM-A710F
Model Number : SM-A710F
Android Version : Nougat (7.0)
Extract the kernel placed in this post after download and Flash the file in the pda section in the odin software.
This file is only for Galaxy A7 SM-A710F model, dont use this file for other models .if use it can damaged your device